参数资料
型号: ST7FSCR1R4T1
厂商: 意法半导体
英文描述: 8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
中文描述: 8位低功耗,全速USB微控制器与16K的闪存,768内存,智能卡的I /楼,计时器
文件页数: 83/102页
文件大小: 1413K
代理商: ST7FSCR1R4T1
ST7SCR
83/102
Note 1 :
Guaranteed by design.
Note 2 :
Data based on characterization results, not tested in production.
Notes
: V
= 4.75 V, Card consumption = 55mA, CRDCLK frequency = 4MHz, LED with a 3mA current, USB in recep-
tion mode and CPU in WFI mode.
t
ON
V
CARD
Turn on Time (see
Figure 35 on
page 61
)
1.8V regulator output (for IEC7816-3 Class C Cards)
V
CARD
SmartCard Power Supply Voltage
I
SC
SmartCard Supply Current
I
OVDET
Current Overload Detection
t
IDET
Detection time on Current Overload
V
CARD
Turn off Time (see
Figure 35 on
page 61
)
V
CARD
Turn on Time (see
Figure 35 on
page 61
)
Smartcard CLKPin
V
OL
Output Low Level Voltage
V
OH
Output High Level Voltage
T
OHL
Output H-L Fall Time
T
OLH
Output L-H Rise Time
F
VAR
Frequency variation
F
DUTY
Duty cycle
I
SGND
Short-circuit to Ground
Smartcard I/O Pin
V
IL
Input Low Level Voltage
V
IH
Input High Level Voltage
V
OL
Output Low Level Voltage
V
OH
Output High Level Voltage
I
L
Input Leakage Current
I
RPU
Pull-up Equivalent Resistance
T
OHL
Output H-L Fall Time
T
OLH
Output L-H Rise Time
I
SGND
Short-circuit to Ground
Smartcard RST C4 and C8 Pin
V
OL
Output Low Level Voltage
V
OH
Output High Level Voltage
T
OHL
Output H-L Fall Time
T
OLH
Output L-H Rise Time
I
SGND
Short-circuit to Ground
C
LOADmax
4.7uF
150
500
μs
1.65
1.95
20
100
1)
1400
1)
V
mA
mA
us
170
1)
t
OFF
C
LOADmax
4.7uF
750
us
t
ON
C
LOADmax
4.7uF
150
500
μs
I=-50uA
I=50uA
C
l
=30pF
C
l
=30pF
-
-
-
0.4
2)
-
20
20
1
55
V
V
ns
ns
%
%
mA
V
CARD
-0.5
2)
-
-
-
45
15
-
-
-
-
-
-
0.5
2)
-
0.4
2)
V
CARD 2)
10
30
0.8
0.8
V
V
V
V
μ
A
K
us
us
mA
0.6
V
CARD
2)
-
0.8
V
CARD
2)
-10
I=-0.5mA
I=20uA
V
SS
<V
IN
<V
SC_PWR
V
IN
=V
SS
C
l
=30pF
C
l
=30pF
24
-
-
15
I=-0.5mA
I=20uA
C
l
=30pF
C
l
=30pF
-
-
-
0.4
2)
V
CARD
2)
0.8
0.8
V
V
us
us
mA
V
CARD
-0.5
2)
-
-
15
SMARTCARD SUPPLY SUPERVISOR
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
相关PDF资料
PDF描述
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